Let
calc
Let
calc
百分
求冪
數的根
計算指數
什麼是數字的指數? 計算一個數的冪?
指數底
^
指數
計算!
39.9
18.7
=
8.6734753656048E+29
历史上次计算结果
39.9
18.7
=
27.7
20.3
=
76.3
4.8
=
27.6
20.6
=
36.3
14.2
=
84.7
9.7
=
61.1
9.2
=
18.1
5.6
=
2.9
12.5
=
105.5
11.3
=
32.7
1
=
87.2
13.2
=
44.7
8
=
22.6
8.3
=
62.4
1.2
=
11.3
2.3
=
33.5
1
=
44.5
4.2
=
10
6.4
=
54.1
19.5
=
12.9
7.1
=
82.2
7.8
=
18.1
5.8
=
90.7
11.8
=
82.5
7.1
=
25.4
5
=
91.1
3.8
=
45.5
14.5
=
32.5
1.2
=
1.6
6.5
=
附近的結果
39
18
=
39
18.1
=
39
18.2
=
39
18.3
=
39
18.4
=
39
18.5
=
39
18.6
=
39
18.7
=
39
18.8
=
39
18.9
=
39.1
18
=
39.1
18.1
=
39.1
18.2
=
39.1
18.3
=
39.1
18.4
=
39.1
18.5
=
39.1
18.6
=
39.1
18.7
=
39.1
18.8
=
39.1
18.9
=
39.2
18
=
39.2
18.1
=
39.2
18.2
=
39.2
18.3
=
39.2
18.4
=
39.2
18.5
=
39.2
18.6
=
39.2
18.7
=
39.2
18.8
=
39.2
18.9
=
39.3
18
=
39.3
18.1
=
39.3
18.2
=
39.3
18.3
=
39.3
18.4
=
39.3
18.5
=
39.3
18.6
=
39.3
18.7
=
39.3
18.8
=
39.3
18.9
=
39.4
18
=
39.4
18.1
=
39.4
18.2
=
39.4
18.3
=
39.4
18.4
=
39.4
18.5
=
39.4
18.6
=
39.4
18.7
=
39.4
18.8
=
39.4
18.9
=
39.5
18
=
39.5
18.1
=
39.5
18.2
=
39.5
18.3
=
39.5
18.4
=
39.5
18.5
=
39.5
18.6
=
39.5
18.7
=
39.5
18.8
=
39.5
18.9
=
39.6
18
=
39.6
18.1
=
39.6
18.2
=
39.6
18.3
=
39.6
18.4
=
39.6
18.5
=
39.6
18.6
=
39.6
18.7
=
39.6
18.8
=
39.6
18.9
=
39.7
18
=
39.7
18.1
=
39.7
18.2
=
39.7
18.3
=
39.7
18.4
=
39.7
18.5
=
39.7
18.6
=
39.7
18.7
=
39.7
18.8
=
39.7
18.9
=
39.8
18
=
39.8
18.1
=
39.8
18.2
=
39.8
18.3
=
39.8
18.4
=
39.8
18.5
=
39.8
18.6
=
39.8
18.7
=
39.8
18.8
=
39.8
18.9
=
39.9
18
=
39.9
18.1
=
39.9
18.2
=
39.9
18.3
=
39.9
18.4
=
39.9
18.5
=
39.9
18.6
=
39.9
18.7
=
39.9
18.8
=
39.9
18.9
=